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What is the domain of 21x^2+32x+12?

2 Answers

11 votes

Answer:

The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the expression undefined.

Interval Notation:(−∞,∞)

Set-Builder Notation:x∈R

User Imrul
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5 votes

Answer:

all real numbers

Explanation:

User Nobilis
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